*trial.label:  Press Any Button
*trial*accelerators: #augment\n\
	<KeyPress>A: 	set() actionA()\n\
	<KeyPress>B: 	set() actionB()\n\
	<KeyPress>C: 	set() actionC()
*trial*translations: #override\n\
	<Btn1Down>:	set()\n\
	<Btn2Down>:	set()\n\
	<Btn3Down>:	set()\n\
	<Btn1Up>:	actionA() unset()\n\
	<Btn2Up>:	actionB() unset()\n\
	<Btn3Up>:	actionC() unset()
